The restart of a reactor that produces weapons-grade plutonium was announced by the Korean Central News Agency, which also says North Korea is ready to use nuclear weapons "any time."
Hungary declared a crisis in two southern counties Tuesday, as crowds of refugees and other migrants were halted in Serbia, having missed Tuesday's deadline before new and stricter laws took effect.
Steve Inskeep talks to Stefano Bottoni, a historian at the Hungarian Academy of Science, about Hungary's past experiences of migration, and how that influences its present attitudes toward migrants.
In Operation Troy, author Scott Shane details the life, death and influence of Anwar al-Awlaki. "His status as a martyr has given his message even greater authority," Shane says of the propagandist.
The U.N. refugee agency has received less than half the $4.5 billion needed to help Syrians who have fled to neighboring countries. As conditions worsen, many are opting to risk the journey to Europe.
The prospect of tighter border controls in Germany, Hungary and elsewhere in Europe hasn't curbed the flow of migrants seeking passage from the Middle East, mainly via Turkey and Greece.
Research into an ancient stone found in a cave in Italy shows Paleolithic hunter-gatherers were grinding oats and other grains for flour. It's the earliest evidence yet of food processing in Europe.